虽然肯定要比喷气式飞机速度慢一些，但是混合型的飞艇基本上没有噪声，同时起飞和降落都不需要下面的基础设施。
Although certainly slower that hopping on a jet, the hybrid blimps are nearly silent and require very little infrastructure to take off and land.
一个飞行着的喷气式飞机只有它飞过后我们才可听到噪声。
As a flying jet plane leaves its noise behind it, we do not hear it until it has gone.
现代喷气式飞机在起飞和着陆时将发出强大的噪声。
Modern jet plane would generate strong noises when it flies off or lands fall.
现代喷气式飞机在起飞和着陆时将发出强大的噪声。
Modern jet plane would generate strong noises when it flies off or lands fall.
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